<wicket:head>
    <style>
        input.edit-cell {
            width: 100%; 
            margin: 0px;
            font-size: 100%; 
            background-color: white; 
            color:  black; 
            border: 1px solid black; 
            
            _position: relative; _top: -1px;                    
        }
            
    </style>
</wicket:head>
<wicket:panel>
    <a href="#" wicket:id="editLink"><img alt="edit" height="15px" src="assets/images/edit.png" /></a>
    <a href="#" wicket:id="deleteLink"><img alt="delete" height="15px" src="assets/images/bullet_delete.png" /></a>
    <a href="#" wicket:id="permissionLink"><img alt="delete" height="15px" src="assets/images/key.png" /></a>
</wicket:panel>